Description of algorithm
Interpretation of results
Full domain
  Ice type distr., stat.s
  Contingency tables
American sector
European sector
Asian sector

Validation of ice type - Full domain

Bulletin date: 2021-03-11

Data source: OSI SAF N.H. sea ice type

Model vs. observations, ice type area extent contingency tables

Date: 2021-03-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85986 559 0
FY ice 1017 39909 7484
MY ice 20 15948 13275
...date precedes bulletin

Date: 2021-03-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85757 491 8
FY ice 1056 40041 7669
MY ice 11 16022 13543
...date precedes bulletin

Date: 2021-03-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84953 610 14
FY ice 424 41128 7029
MY ice 0 16894 12691
...date precedes bulletin

Date: 2021-03-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84412 593 5
FY ice 349 40734 7444
MY ice 0 16653 13189
observations
open FY ice MY ice
m
d
l
open 84405 597 5
FY ice 356 40550 7477
MY ice 0 16833 13156

Date: 2021-03-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84473 616 1
FY ice 516 40957 7283
MY ice 0 16825 13129
observations
open FY ice MY ice
m
d
l
open 84454 625 1
FY ice 535 40822 7338
MY ice 0 16951 13074

Date: 2021-03-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84214 880 0
FY ice 260 41894 6745
MY ice 0 16957 12961
observations
open FY ice MY ice
m
d
l
open 84001 898 0
FY ice 473 41691 6807
MY ice 0 17142 12899

Date: 2021-03-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83871 786 0
FY ice 182 43363 5873
MY ice 0 17126 12730
observations
open FY ice MY ice
m
d
l
open 83693 726 0
FY ice 360 43260 5912
MY ice 0 17289 12691

Date: 2021-03-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83855 668 9
FY ice 219 43239 5132
MY ice 0 17382 12290
observations
open FY ice MY ice
m
d
l
open 83666 644 9
FY ice 408 43314 5014
MY ice 0 17331 12408


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